THE WRX FOUNDATION

The base platform that gave the world the WRX and STI — and a strong tuner scene of its own.

Subaru Impreza HERITAGE

THE BOXER-AWD COMPACT

The Subaru Impreza is the base car beneath the WRX, but enthusiasts have been modifying the naturally-aspirated 2.0 / 2.5 base Imprezas for decades. AWD architecture, boxer engine layout, and Subaru's flat-four soundtrack come standard.

MOTORMIA Impreza builds include rally-spec dirt cars, autocross weekend cars, daily-driver Outback Sport conversions, and budget tuner builds. Many WRX bolt-on parts (intakes, exhausts, suspension) cross-fit the Impreza chassis with minor adapters.

Subaru Impreza ON MOTORMIA

THE NUMBERS

5,779
Parts that fit
4,000+
MOTORMIA Builds
PowerStop
#1 brand by SKUs
$623
Average MSRP

READY TO BUILD YOUR SUBARU IMPREZA?

Pick your year and trim to shop verified-fit Subaru Impreza parts.

Shop all Subaru Impreza parts →

Verified Fitment

Subaru Impreza Category air and fuel Parts

1225 parts available

Shop aftermarket parts for the Subaru Impreza. Verified fitment, free shipping, 30-day returns.

Free Shipping
30-Day Returns
Go Fast Bits auto part

Go Fast Bits

GFB 91-98 Nissan Silvia / 90-96 Nissan 300ZX (requires 2 kits) TMS Respons Blow Off Valve Kit

COBB auto part

COBB

Cobb 08-14 Subaru WRX/STI / 05-09 LGT/OBXT / 09-13 FXT Airbox

Weapon R polished intake system

Weapon R

Weapon R 90-98 Subaru Impreza/Forester/Legacy 2.2L/2.5L Dragon Intake Polished

Injen black cold air intake

Injen

Injen 04-07 STi / 06-07 WRX 2.5L Black Cold Air Intake

Turbosmart black auto part

Turbosmart

Turbosmart IWG75 Impreza WRX/STi 7 PSI Black Internal Wastegate Actuator

Mishimoto blue intercooler

Mishimoto

Mishimoto 08-14 Subaru WRX Top-Mount Intercooler Kit - Powder Coated Silver & Blue Hoses

Mishimoto red cold air intake

Mishimoto

Mishimoto 08+ Subaru WRX/STi Performance Cold Air Intake Kit - Wrinkle Red

Go Fast Bits auto part

Go Fast Bits

GFB Deceptor Pro II Blow Off Valve - 20mm Inlet/20mm Outlet

Mishimoto red auto part

Mishimoto

Mishimoto 08 Subaru WRX Red Silicone Induction Hose

Weapon R polished intake system

Weapon R

Weapon R 02-07 WRX / Baja Turbo Dragon Intake Polished

Go Fast Bits auto part

Go Fast Bits

GFB 02-07 WRX / 04-10 STI TMS Respons Blow Off Valve Kit

Go Fast Bits auto part

Go Fast Bits

GFB Mach 2 TMS Recirculating Diverter Valve - 20mm Inlet/20mm Outlet

COBB throttle body

COBB

Cobb Subaru Throttle Body Coupler

Go Fast Bits auto part

Go Fast Bits

GFB 04-05 Miata / 93-98 Supra (w/ modification of factory hoses) TMS Respons Blow Off Valve Kit

Go Fast Bits auto part

Go Fast Bits

GFB Mach 2 TMS Recirculating Diverter Valve - Subaru 99-00 WRX/STi/B4 Legacy / 98-04 GT/XT Forester

Nitrous Express auto part

Nitrous Express

Nitrous Express - ALL SPORT COMPACT EFI SINGLE NOZZLE SYSTEM (35-50-75 HP) WITH 15LB BOTTLE - 20923-15

Weapon R intake system

Weapon R

Weapon R 96-01 Infiniti I30 / 90-03 Nissan Pathfinder / 98-03 X-Terra Secret Weapon Intake

Radium Engineering auto part

Radium Engineering

Radium Engineering 02-14 Subaru WRX Dual Port Injection (DPI) Fuel Rails for 20-0489-00 / 01 kits

DeatschWerks fuel pump

DeatschWerks

DeatschWerks 415LPH DW400 In-Tank Fuel Pump w/ 9-1041 Install Kit 98-11 Nissan Patrol

Aeromotive auto part

Aeromotive

Aeromotive 02-14 2.0L Subaru WRX/ 07-14 STi Fuel Rail Kit

DeatschWerks fuel pump

DeatschWerks

DeatschWerks 02-07 WRX/STi / 93-07 Impreza / 90-07 Legacy Fuel Pump Set Up Kit

COBB black intercooler

COBB

Cobb 2008-2014 Subaru WRX Front Mount Intercooler Core - Black

Go Fast Bits auto part

Go Fast Bits

GFB HYBRID TMS Dual Port 01-07 Subaru WRX / 05-08 Forester XT

Turbosmart blue auto part

Turbosmart

Turbosmart BOV Supersonic Subaru -Blue

COBB auto part

COBB

Cobb 02-05 Subaru WRX Stage 1+ Power Package w/ V3 Access Port

BD Diesel auto part

BD Diesel

BD DieselPower Throttle Sensitivity Booster v3.0 - Toyota/ Subaru

COBB auto part

COBB

Cobb Subaru 08+ WRX / 05-09 LGT/OBXT / 06-08 FXT 5MT Stage 1+ Drivetrain Package

K&N Engineering intake system

K&N Engineering

K&N 02-07 WRX/STi 57i Performance Intake Kit

Go Fast Bits auto part

Go Fast Bits

GFB 08+ WRX / 03-09 GT Legacy / 09+ XT Forester Direct Fit Deceptor Pro II

Nitrous Express auto part

Nitrous Express

Nitrous Express - ALL SPORT COMPACT EFI SINGLE NOZZLE SYSTEM (35-50-75 HP) WITH 10LB BOTTLE - 20923-10

Placeholder image

COBB

Cobb Subaru Fuel Pressure Regulator Manifold Reference Relocation Kit

K&N Engineering red air filter

K&N Engineering

K&N Unique Custom Air Filter Tapered Conical 170mm Base OD x 60mm Top OD x 124mm Height

Mishimoto blue intercooler

Mishimoto

Mishimoto 04-07 Subaru WRX STI (STI only) USDM Blue Silicone Intercooler Hoses

DeatschWerks fuel pump

DeatschWerks

DeatschWerks 340lph DW300C Compact Fuel Pump w/ 08-14 WRX/ 08-15 STI Set Up Kit (w/ Mounting Clips)

Radium Engineering auto part

Radium Engineering

Radium Subaru Fuel Hanger For Walbro GSS342 or AEM 50-1200 - Pumps Not Included

DeatschWerks auto part

DeatschWerks

DeatschWerks 04-06 Subaru STI/LGT Side Feed to Top Feed Fuel Rail Conv Kit w/ 1200cc Injectors

COBB auto part

COBB

Cobb Subaru 02-07 WRX 5MT w/Factory Short Shift Stage 1+ Drivetrain Package

DeatschWerks auto part

DeatschWerks

DeatschWerks 02-12 WRX / 07-12 STi / 07-12 Legacy GT 1000cc Bosch EV14 Injectors

Radium Engineering air filter

Radium Engineering

Radium Engineering Early Subaru / Saab 9-2X Microglass Fuel Filter (Includes 20-0353)

Turbosmart auto part

Turbosmart

Turbosmart BOV Kompact Plumb Back - 08+ Subaru WRX

Mishimoto blue intercooler

Mishimoto

Mishimoto Subaru 02-07 WRX/04-07 STi Top-Mount Intercooler Kit - Powder Coated Silver & Blue Hoses

DeatschWerks auto part

DeatschWerks

DeatschWerks 02-05 WRX EJ20 565cc Top Feed Injectors

Mishimoto blue auto part

Mishimoto

Mishimoto 01-07 Subaru WRX / WRX STI Blue Silicone Induction Hose

Radium Engineering catch can

Radium Engineering

Radium 02-21 Subaru EJ-Series Fluid Lock Turbo Dual Catch Can Kit

Weapon R auto part

Weapon R

Weapon R 90+ Subaru (1.8-2.5L) / 86-05 Nissan (1.5-2.0L) / 86-05 Mazda (1.6-3.0L) Fuel Rail Adapter

Turbosmart black auto part

Turbosmart

Turbosmart BOV Supersonic Subaru -Black

Turbo XS auto part

Turbo XS

Turbo XS 08-12 WRX RFL Blow off Valve BOV

Radium Engineering auto part

Radium Engineering

Radium 08-21 Subaru Fuel Hanger Plumbing Kit - Microglass

Radium Engineering roof rack

Radium Engineering

Radium Engineering 02-05 Subaru Impreza/Forester Cruise Control Relocation Bracket

Radium Engineering auto part

Radium Engineering

Radium Engineering Fuel Hanger 93-07 Subaru WRX/STI (Pumps NOT Included) WALBRO GSS342/AEM 50-1200

Injen black cold air intake

Injen

Injen 05-07 Subaru Impreza RS 2.5L-4cyl Black Cold Air Intake

Injen black auto part

Injen

Injen 11-16 Hyundai Elantra 1.8L/2.0L / 14-17 Kia Forte/Forte Koup X-Pedal Pro Black Edition Throttl

Go Fast Bits auto part

Go Fast Bits

GFB 99-00 WRX/STi / 98-04 GT/XT Forester Direct Fit Deceptor Pro II

DeatschWerks auto part

DeatschWerks

DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 1000cc Injectors

Mishimoto red auto part

Mishimoto

Mishimoto 01-07 Subaru WRX Silicone 76mm Airbox Hose - Red

Turbo XS intercooler

Turbo XS

Turbo XS 06-07 WRX/STi Front Mount Intercooler *Use Factory BOV/BOV NOT INCLUDED*

DeatschWerks fuel pump

DeatschWerks

DeatschWerks 265 LPH Compact In-Tank Fuel Pump w/ 08-12 WRX/ 08-15 STi / 05-09 LGT Set Up Ki

Turbo XS auto part

Turbo XS

Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit

DeatschWerks auto part

DeatschWerks

DeatschWerks 04-06 STi / 04-06 Legacy GT EJ25 1000cc Side Feed Injectors *DOES NOT FIT OTHER YEARS*

Weapon R intake system

Weapon R

Weapon R 02-06 Subaru WRX/Baja Turbo (NSWP) Secret Weapon Intake

FAQ

Frequently Asked Questions About the Subaru Impreza

What are the best aftermarket parts brands for the Subaru Impreza?

The top brands MOTORMIA owners trust for Subaru Impreza builds are PowerStop, EBC, Whiteline, Mishimoto, and Magnaflow. The catalog carries 5,779 parts that fit the Impreza. Use the fitment selector to filter to your specific year and trim, then browse by category or brand.

What's the best trim or sub-model of the Subaru Impreza to modify?

The most-modified Impreza trims are 2.5RS and Outback Sport. These trims typically came with performance-focused suspension, brakes, and engine options that give a higher starting point. That said, the Impreza's engine family (EJ25 (naturally aspirated), FB20, FB25) shares aftermarket across most trims, so base-trim builds with the right bolt-ons can match higher trims on power.

What's the typical mod path for a Subaru Impreza?

For most Subaru Impreza builds, the recommended modification order is: intake → exhaust → suspension → ECU tune → swap (if going turbo). This sequence stages upgrades so each mod supports the next — tuning unlocks gains from intake/exhaust, suspension keeps the added power planted. MOTORMIA member builds let you see exact part lists for Subaru Impreza builds at every power level.

How does the Subaru Impreza aftermarket compare to the Subaru WRX?

The Subaru Impreza is the base AWD-boxer platform that became the WRX, with strong N/A and budget tuning support. On MOTORMIA, 5,779 parts fit the Impreza across 4,000+ active member builds, with an average part MSRP of $623. The decision usually comes down to which platform you own — both have full bolt-on catalogs.

Will any Subaru Impreza part fit my year and trim?

Not always. The Subaru Impreza has had multiple generations and engine changes (e.g., EJ25 (naturally aspirated), FB20, FB25), and parts are generation- and trim-specific. MOTORMIA's catalog uses verified fitment data — every product page shows exactly which years and submodels of the Impreza a part fits. Use the fitment selector at the top of any page to pre-filter to your build.

Does MOTORMIA offer returns on Subaru Impreza parts?

Yes. Most Subaru Impreza parts on MOTORMIA are eligible for our 30-day return policy provided they're unused, uninstalled, and in original packaging. Special-order parts are flagged with a "Special Order" badge on the product page. Manufacturer warranties are processed through MOTORMIA on your behalf.

MOTORMIA APP

Build your Subaru Impreza with Mia

Personalized Subaru Impreza mod recommendations, verified fitment from real Impreza owners, and a garage that tracks every part on your build.

  • Mod recommendations tuned to your Impreza year, trim, and submodel
  • Verified fitment data from 4,000+ Subaru Impreza member builds
  • Performance gain estimates based on real-world results
  • Save your garage and track every part you've installed